Learn more

PITTSBURGH DES MOINES CORP

Overview
  • Total Patents
    23
About

PITTSBURGH DES MOINES CORP has a total of 23 patent applications. Its first patent ever was published in 1979. It filed its patents most often in United States, United Kingdom and Australia. Its main competitors in its focus markets mechanical elements, packaging and shipping and machines are CAPARROS RUDOLPH, PITTSBURGH DES MOINES COMPANY and MESSER GASPACK GMBH.

Patent filings in countries

World map showing PITTSBURGH DES MOINES CORPs patent filings in countries

Patent filings per year

Chart showing PITTSBURGH DES MOINES CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Murphy John C 9
#2 Honath Harold F 6
#3 Patil Ulhas S 5
#4 Swinderman Robert H 5
#5 Terlesky John 4
#6 Hills Richard E 4
#7 Vater Richard Adams 3
#8 Harper Jr George C 2
#9 Cliff John O 2
#10 Reiling Gebhart J 1

Latest patents

Publication Filing date Title
GB8712807D0 Device for testing vehicles under low temperature conditions
EP0254778A1 Liquid nitrogen distribution system
GB8617207D0 Liquid nitrogen distribution system
US4625521A Liquid nitrogen distribution system
US4486988A Multi-purpose elevated water storage facility
US4513547A Multi-purpose elevated water storage facilities
US4450855A Removable condensate collector for elevated water storage facilities
US4402422A Field adjustable seal
US4403460A Method of erecting an elevated tank using formwork
CA1139516A Spill condition venting system
AU7475881A Cryogenic tank
FR2512172A1 Double wall storage tank for low temp. liq. - has spill condition venting system preventing gas build up between walls
GB2104639A Spill condition venting system
US4474490A Joint for space frames
US4339052A Secondary seal for floating roof storage tanks
US4308967A Protection ring for limiting the width of cracks in a storage tank wall
US4297825A Strut for space frames
US4327554A Spill condition venting system
US4313457A Removable condensate collector for elevated water storage facilities